FredChamber

Q: Can't download updates on iMac OS X 10.9.5

Keep getting an error message when trying to update: "Mac EFI Security Update 2015-002 could not be verified. It may have been corrupted or tampered with during downloading. Click Update to download and check the update again.(201)"

Posted on Sep 27, 2016 12:25 PM

Close

Q: Can't download updates on iMac OS X 10.9.5

  • All replies
  • Helpful answers